140049420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{333451}}^1$

素因数の和:333470

約数の個数: 48

約数和(自身を含む): 448159488

約数和(自身を除く): 308110068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 333451, 666902, 1000353, 1333804, 1667255, 2000706, 2334157, 3334510, 4001412, 4668314, 5001765, 6669020, 7002471, 9336628, 10003530, 11670785, 14004942, 20007060, 23341570, 28009884, 35012355, 46683140, 70024710, 140049420]

約数ペア:

[(1, 140049420), (2, 70024710), (3, 46683140), (4, 35012355), (5, 28009884), (6, 23341570), (7, 20007060), (10, 14004942), (12, 11670785), (14, 10003530), (15, 9336628), (20, 7002471), (21, 6669020), (28, 5001765), (30, 4668314), (35, 4001412), (42, 3334510), (60, 2334157), (70, 2000706), (84, 1667255), (105, 1333804), (140, 1000353), (210, 666902), (420, 333451)]